21012032033132 has 18 divisors (see below), whose sum is σ = 42774493782132. Its totient is φ = 9005156585544.

The previous prime is 21012032033119. The next prime is 21012032033173. The reversal of 21012032033132 is 23133023021012.

It is a super-2 number, since 2×21012032033132² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21012032033098 and 21012032033107.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 53602122338 + ... + 53602122729.

It is an arithmetic number, because the mean of its divisors is an integer number (2376360765674).

Almost surely, 2^{21012032033132} is an apocalyptic number.

It is an amenable number.

21012032033132 is an abundant number, since it is smaller than the sum of its proper divisors (21762461749000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21012032033132 is a wasteful number, since it uses less digits than its factorization.

21012032033132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107204245085 (or 107204245076 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 21012032033132 its reverse (23133023021012), we get a palindrome (44145055054144).

The spelling of 21012032033132 in words is "twenty-one trillion, twelve billion, thirty-two million, thirty-three thousand, one hundred thirty-two".